If[.] and {.} denote greatest integer and fractional part functions respectively, then the period of `f(x) = e^(sin 3pi{x} + tan pi [x])` isA. `2//3`B. `1`C. `3`D. none of these

If[.] and {.} denote greatest integer and fractional part functions re

1.	If[.] and {.} denote greatest integer and fractional part functions respectively, then the period of `f(x) = e^(sin 3pi{x} + tan pi [x])` isA. `2//3`B. `1`C. `3`D. none of these
Answer» Correct Answer - B We have, `f(x) = e^(sin 3 pi {x} + tan pi{x} = e^(sin 3 pi {x}))" "[because tan pi[x] = 0]` Since {x} is a periodic with period 1. Therefore f(x) is peridic with period 1.

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